Connector Pin Explanation - Mitsubishi Electric PD-4265 Service Manual

Plasma display panel
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5.1.2 CONNECTOR PIN EXPLANATION

PD-4265 / PD-5065
PD-4265 / PD-5065
(Caution)The operating voltages specified below are used in common irrespective of the presence of signals.In this case,however,part of the operating voltages (red characters)may
change according to the signal conditions when the main power supply is turned on (POWER button ON).
Status of LED lighting:♦ for lighting in green,,♦♦ for unlighting,,and ♦♦♦ for lighting in red..
name
Pin NO
Pin name
PN
1
D+3.3
3.3V power supply for digital circuits
2
D+3.3
3.3V power supply for digital circuits
3
D+3.3
3.3V power supply for digital circuits
4
D.GND
GND
5
D.GND
GND
6
D.GND
GND
7
D+2.5
2.5V power supply for digital circuits
8
D+2.5
2.5V power supply for digital circuits
9
D+2.5
2.5V power supply for digital circuits
10
D.GND
GND
11
D.GND
GND
12
D.GND
GND
PM
1
M+7
7V power supply for microcomputer
2
D.GND
GND
3
POWER
Power control
4
D.GND
GND
5
POMUTE
Mute signal for AC power OFF
6
SW7
Power start control
NC
Non-connection terminal
7
PV
1
A+12
12V power supply for analog circuits
2
A.GND
GND
3
A+6
6V power supply for analog circuits
4
A+6
6V power supply for analog circuits
5
A.GND
GND
6
A.GND
GND
NC
7
Non-connection terminal
NC
8
Non-connection terminal
AU
1
AU_L
Audio signal L
CH
2
G N D
G N D
3
AU_R
Audio signal R
4
G N D
G N D
Mute signal of audio output
5
MUTE
6
SCL7
Clock line of the I2C bus
7
SDA7
Data line of the I2C bus
RS
1
M+5V
5V power supply for microcomputer
2
TXD
RS232 driver output
3
G N D
G N D
4
RXD
RS232 receiver input
5
M+3.3V
3.3V power supply for microcompute
6
GND
G N D
7
REMIN2 / RXD1
Data signal of wired remote control
8
RESET SW
NC
9
PLE_CTL
PLE control
10
TXD1
RS232 driver output
11
232C_SHUT
TXD0 Driver ON/OFF control
12
REM
Insertion detection for wired
remotecontrol input
TM
1
SCL5
Clock line of the I2C bus
2
GND
GND
3
VDD+3.3V
3.3V power supply for analog signals
4
SDA5
Data line of the I2C bus
TR
1
SCL5
Clock line of the I2C bus
114
Basic operation (Numerical unit: Vdc; except for the case when units are individually indicated)
AC power ON
Main power ON (POWER button ON)
(Power
Function
cord connected
to the wall outlet)
No signal
♦♦
0
0
0
0
0
0
0
0
0
0
0
0
6.8
0
0
0
4.8
0
-
0
0
0
0
0
0
-
-
Selected input
0
signals are
output.
0
0
Selected input
signals are
output.
0
3.5
Clock signal
0
(5Vac) when
data are
received; 5Vdc
when no data
are received.
Clock signal
0
(5Vac) when
data are
received; 5Vdc
when no data
are received.
0
0
Clock signal
(3.3Vac) when
data are
received;3.3Vdc
when no data
are received.
0
Clock signal
0
(3.3Vac) when
data are
received;3.3Vdc
when no data
are received.
0
0
0
-
0
0
0
-
During data
0
exchange:Clock
signal(3.3Vac),
Data not
exchanged:
3.3Vdc
0
0
During data
0
exchange:Clock
signal(3.3Vac),
Data not
exchanged:
3.3Vdc
Clock signal
0
used during
transmission
(3.3Vac)3.3Vdc
when no data
are transmitted.
PD-5065
Power
Standby
management
With signal
♦♦♦
♦♦♦
3.3
3.3
0
3.3
3.3
0
3.3
3.3
0
0
0
0
0
0
0
0
0
0
2.5
2.5
0
2.5
2.5
0
2.5
2.5
0
0
0
0
0
0
0
0
0
0
6.8
6.8
6.8
0
0
0
4.9
4.9
0
0
0
0
4.8
4.8
4.8
6.8
6.8
6.8
-
-
-
12
12
0
0
0
0
6
6
0
6
6
0
0
0
0
0
0
0
-
-
-
-
-
-
Selected input
0
signals are
output.
0
0
0
Selected input
0
signals are
output.
0
0
0
0
0
0
Clock signal
0
(5Vac) when
data are
received; 5Vdc
when no data
are received.
Clock signal
1
(5Vac) when
data are
received; 5Vdc
when no data
are received.
5
5
5
Clock signal
Clock signal
Clock signal
(3.3Vac) when
(3.3Vac) when
(3.3Vac) when
data are
data are
data are
received;3.3Vdc
received;3.3Vdc
received;3.3Vdc
when no data
when no data
when no data
are received.
are received.
are received.
0
0
0
Clock signal
Clock signal
Clock signal
(3.3Vac) when
(3.3Vac) when
(3.3Vac) when
data are
data are
data are
received;3.3Vdc
received;3.3Vdc
received;3.3Vdc
when no data
when no data
when no data
are received.
are received.
are received.
3.3
3.3
3.3
0
0
0
0
0
0
-
-
-
0
0
0
0
0
0
3.3
3.3
3.3
-
-
-
During data
0
exchange:Clock
signal(3.3Vac),
Data not
exchanged:
3.3Vdc
0
0
0
3.3
3.3
0
During data
0
exchange:Clock
signal(3.3Vac),
Data not
exchanged:
3.3Vdc
Clock signal
0
used during
transmission
(3.3Vac)3.3Vdc
when no data
are transmitted.
AC power
OFF (Power
Main power
cord pulled
Signal direction
OFF
out ofthe wall
♦♦
outlet)
♦♦
POWER → MAIN
0
0
-
POWER → MAIN
0
0
-
0
0
-
POWER → MAIN
0
0
-
0
0
-
0
0
-
POWER → MAIN
0
0
-
POWER → MAIN
0
0
-
0
0
-
POWER → MAIN
0
0
-
0
0
-
0
0
-
POWER → MAIN
6.8
6.8
-
0
0
-
MAIN → POWER
0
0
-
0
0
-
POWER → MAIN
4.8
4.8
-
POWER → MAIN
6.8
0
-
-
-
-
POWER → MAIN
0
0
-
0
0
-
POWER → MAIN
0
0
-
POWER → MAIN
0
0
-
0
0
-
0
0
-
-
-
-
-
-
-
MAIN → AUDIO
0
0
-
0
0
-
0
0
-
MAIN → AUDIO
0
0
-
MAIN → AUDIO
0
3.5
-
MAIN → AUDIO
0
0
-
MAIN → AUDIO
1
0
-
MAIN → RS232C
5
0
-
MAIN → RS232C
0
-
0
0
-
RS232C → MAIN
0
-
MAIN → RS232C
3.3
0
-
0
0
-
RS232C → MAIN
0
0
-
-
-
-
MAIN → RS232C
0
0
-
MAIN → RS232C
0
0
-
MAIN → RS232C
3.3
0
-
RS232C → MAIN
-
-
-
MAIN → SENB
0
-
0
0
0
-
-
MAIN → SENB
0
0
-
0
0
MAIN←→SENB
SENB → SEND
-
0
0
Ver.1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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